medicare pays about $550. >> reporter: the american hospital association said a bill reflects not just the patient's treatment, but also, quote, what it takes to provide the care, the nurse at the bedside, and all the staff who keep the hospital running 24 hours a day. so what to do? brill says what most people don't know, they can usually negotiate their bills down. so they don't pay the price, like emilia gilbert. ron claiborne, abc news, new york. >> and on monday on "world news" we'll show you how to negotiate down some of your medical costs. and steve brill will be on with george stephanopoulos on sunday. still ahead, it's oscar weekend, but do you look at the price of movie tickets and think, give me a break? a new way to save your families a lot of money at the movies, realty money, next. y money, nex. . [ male announcer ] it's surprising what your mouth goes through in a day.